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Showing 1 to 15 of 15 for “"COMSOL simulations"”.
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Fluid Flow Characterization in Rapid Prototyped Common Iliac Artery Aneurysm Molds
… the velocity of the fluid through the construct. COMSOL simulations of the half-vessel were conducted for comparison to the empirical observations. Plots describing the flow velocities along the maximum streamline path length were generated, and a one sample t-test was conducted at a 5% …
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GHz Gravitational Wave and THz Dark Matter Detectors: Analysis and Simulation
… frequencies, to target the THz (meV) axion. COMSOL simulations show significant enhancements of the axion-induced photons, optimistically reaching the QCD axion parameter space.
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CFD Simulations of an Air-Conditioned Radiological Materials Staging Room: Comparison Between COMSOL and ANSYS Codes
… steady-state computational fluid dynamics (CFD) simulations of a potential ventilated radiological-material-package staging facility to assess the surface temperatures of the packages using two CFD codes: ANSYS/Fluent finite volume and COMSOL finite element codes. The simulated facility contains …
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Formation and extraction of a dense plasma jet from a helicon-plasma-injected inertial electrostatic confinement device
… window into the nature of the plasma jet. COMSOL simulations provided additional evidence needed to create a model to explain the formation of the jet. It will be shown that the jet consists of a high energy electron beam having a peak energy of approximately half of the full grid …
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NITE–Processed SiC/SiC Ceramic Composites in Liquid Sandwich Vacuum Vessel
… samples were characterized experimentally. Then, COMSOL simulations were done using a combination of literature data and the novel property data ob-tained in this work to show how an LSVV compares to conventional VV designs. Simulations show that the LSVV design achieves a 32.5% increase in the …
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Efficiency Improvement of Cross-Compound Parabolic Concentrator for Silicon and Dye-sensitised Solar Cells
… cells. To validate the experimental findings, COMSOL simulations of the optical and thermal performance were conducted, producing responses consistent with the measured data. This research advances CPV technology by presenting a novel device where the concentrator and solar cell are integrated …
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Magnetism and interactions at the nanoscale: synthesis, characterization and applications
… nanocubes into nanochains. The research combines COMSOL simulations and fluid dynamics calculations to elucidate the forces at play. It reveals that the assembly mode of nanocubes depends on their sizes, leading to a comprehensive understanding of their behavior. In the third part, the study …
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Stimulated Brillouin scattering in an on-chip microdisk resonator
… and gratings to realize on-chip SBS. Our COMSOL simulations show that the phase matching condition is possible between the first- and second-order transverse optical modes in the wavelength range of interest (1.52 μm-1.57 μm) by adjusting the dimension of the microdisk. The fabrication …
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Electrochemical multiphase microsensor for detection of acetylcholinesterase inhibitors
… silicon sensor using both experiments and COMSOL simulations. A Teflon nanoporous membrane is used to enhance the stability of gas-liquid interface as well as sensitivity of detection. A toxic gas of interest is injected into the vapor microchannel and reacts with an alkaline oxime solution …
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Ferrofluid spin-up flows from uniform and non-uniform rotating magnetic fields
… carrying coil or a permanent magnet; and (3) COMSOL Multiphysics spin-diffusion modeling shows that spin viscosity can also initiate a flow due to spin-velocity boundary conditions which can hinder magnetic nanoparticle rotation near a wall or allow particles to roll along a wall due to flow …
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Optimisation of Hall cross devices towards magnetic particle counting
… the response. This concept is explored using COMSOL simulations and it is found that when an array of perforations is added to the active area of a Hall cross and particles land at certain subsets of positions relative to these perforations, both the magnitude of the Hall response and the …
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Theoretical and Experimental Studies of Manipulation of Elastic Waves in Helix Metamaterials
… dual helix metamaterial plates, numerical simulations reveal the dependence of flexural wave bandgaps on geometric and material parameters. The geometric configuration of the unit cell critically affects bandgap formation. Increasing helix width shifts the bandgap to higher frequencies and …
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Nanoelectroporation of single cell plants
… of the arrested sporelings. Software simulations with COMSOL were used to probe physical conditions for nanoelectroporation and the enhanced field effect generated by nanopores. The simulations informed the design of a novel poration mechanism, that utilised the double enhancement …
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Laser-enhanced plasma etching of semiconductor materials
… drastically increase wafer surface temperature. COMSOL simulations showed that a Si surface over the duration of a 532 nm laser pulse would increase temperature by 2.7°C per mJ/cm² – a reliably linear rate even at high intensity. Testing of highly-doped Si wafers revealed a substantial increase …
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Physics of RF heating systems on proto-MPEX
… kinetic plasma tensor is implemented in COMSOL to simulate the propagation of this wave and to show that at Proto-MPEX relevant conditions this wave is responsible for core heating of the ions. Next, experimental evidence for core ion heating is presented in the form of ion temperature …